Malheur County, Oregon ZIP codes
14 ZIP codes are in Malheur County, plus 1 that cross in from neighboring counties. It's part of the Ontario, OR-ID micro area.
- ZIP codes
- 14
- Population in these ZIPs
- 32,334
- Avg. median income
- $53,700population-weighted
- Cities & towns
- 14
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Malheur County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 89421 | Mc Dermitt | 330 | $26,000 | $71,400 |
| 97901 | Adrian | 954 | $45,500 | $457,200 |
| 97902 | Arock | 17 | — | — |
| 97903 | Brogan | 48 | $117,778 | $140,000 |
| 97906 | Harper | 360 | $47,054 | $295,800 |
| 97908 | Ironside | 30 | — | $98,100 |
| 97909 | Jamieson | 24 | — | — |
| 97910 | Jordan Valley | 645 | $73,317 | $227,400 |
| 97911 | Juntura | 42 | $27,500 | — |
| 97913 | Nyssa | 5,520 | $55,921 | $274,800 |
| 97914 | Ontario | 19,713 | $50,857 | $302,900 |
| 97917 | Riverside | 50 | $130,625 | — |
| 97918 | Vale | 4,567 | $63,342 | $333,400 |
| 97920 | Westfall | 34 | — | — |
ZIP codes partly in Malheur County
These ZIP codes are mostly in a neighboring county but cover part of Malheur County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 97907 | Huntington | Baker County | 821 | $36,688 | $186,800 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Malheur County
Nearby counties
Frequently asked questions
How many ZIP codes are in Malheur County, Oregon?
14 ZIP codes are mainly in Malheur County, and 1 more ZIP codes from neighboring areas reach partly into it.
What cities are in Malheur County?
ZIP codes in Malheur County use the city names Adrian, Arock, Brogan, Harper, Ironside, Jamieson, Jordan Valley, Juntura, Mc Dermitt, Nyssa, Ontario and Riverside and others.
What metro area is Malheur County in?
Malheur County is part of the Ontario, OR-ID micropolitan statistical area.